GB4 Jaw Contentment

Reviewed by · Licensed Acupuncturist & TCM Physician · Last reviewed June 2026

GB4 (HánYán, “Jaw Contentment”) is an acupuncture point on the Gallbladder Channel Meridian. It is located on the head, within the temporal region, at the junction of the upper one-quarter and lower three-quarters of the distance along a curved line connecting ST8 (Touwei) and GB7 (Qubin). It dispels wind, clears heat, alleviates pain, and benefits the head and sensory orifices.

Location

On the head, within the temporal region, at the junction of the upper one-quarter and lower three-quarters of the distance along a curved line connecting ST8 (Touwei) and GB7 (Qubin).

Needling

Transverse insertion, 0.5 to 1.5 cun, directed anteriorly or posteriorly along the scalp.

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TCM functions

Dispels wind, clears heat, alleviates pain, and benefits the head and sensory orifices..

Indications

Migraine, headache, dizziness from wind, tinnitus, deafness, pain in the outer canthus of the eye, neck pain, toothache, lockjaw, convulsions, joint pain with sweating (Li Jie Feng), sneezing, body heat..

Clinical notes

Hanyan is a key local point for treating temporal headaches and migraines, especially when the pain radiates towards the eye. Its location at the temporalis muscle makes it effective for conditions involving the jaw, such as bruxism, TMJ disorders, and trismus. As a meeting point of three yang channels on the head, it is well-suited to clear wind and heat causing dizziness, tinnitus, and eye pain.

On the Gallbladder Channel channel

GB4 is one of 44 points on the Gallbladder Channel Meridian. Nearby points:

GB1GB2GB3GB5GB6GB7GB8GB9

Frequently asked questions

Where is GB4 located?

GB4 (HánYán) is located on the head, within the temporal region, at the junction of the upper one-quarter and lower three-quarters of the distance along a curved line connecting ST8 (Touwei) and GB7 (Qubin).

What is GB4 used for?

GB4 dispels wind, clears heat, alleviates pain, and benefits the head and sensory orifices. Common clinical indications include migraine, headache, dizziness from wind, tinnitus, deafness, pain in the outer canthus of the eye, neck pain, toothache, lockjaw, convulsions, joint pain with sweating (Li Jie Feng), sneezing, body heat.

How is GB4 needled?

Transverse insertion, 0.5 to 1.5 cun, directed anteriorly or posteriorly along the scalp. Caution: The Su Wen commentary cited in the Zi Sheng Jing warns that deep needling can cause hearing loss.

Which meridian is GB4 on?

GB4 is a point on the Gallbladder Channel Meridian (Zú Shàoyáng Dǎnjīng).

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⚠️ This page is for general education and is not medical advice. Acupuncture is a traditional practice; evidence varies by condition and study quality, and individual results differ. It does not replace diagnosis or treatment by a licensed professional. Always consult a qualified acupuncturist or physician.